Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8356076 | Apparatus and method for performing spam detection and filtering using an image history table | Yanyan Yang, Scott R. Panzer, Steven D. Lewis | 2013-01-15 |
| 7716297 | Message stream analysis for spam detection and filtering | Yanyan Yang, Scott R. Panzer, Steven D. Lewis | 2010-05-11 |